<HTML>
<BODY BGCOLOR="white">
<PRE>
<FONT color="green">001</FONT>    /**<a name="line.1"></a>
<FONT color="green">002</FONT>     * =================================================================================<a name="line.2"></a>
<FONT color="green">003</FONT>     *<a name="line.3"></a>
<FONT color="green">004</FONT>     * BSD LICENCE (http://en.wikipedia.org/wiki/BSD_licenses)<a name="line.4"></a>
<FONT color="green">005</FONT>     *<a name="line.5"></a>
<FONT color="green">006</FONT>     * ARTIFACT='barchart-udt4';VERSION='1.0.2-SNAPSHOT';TIMESTAMP='2011-01-11_09-30-59';<a name="line.6"></a>
<FONT color="green">007</FONT>     *<a name="line.7"></a>
<FONT color="green">008</FONT>     * Copyright (C) 2009-2011, Barchart, Inc. (http://www.barchart.com/)<a name="line.8"></a>
<FONT color="green">009</FONT>     *<a name="line.9"></a>
<FONT color="green">010</FONT>     * All rights reserved.<a name="line.10"></a>
<FONT color="green">011</FONT>     *<a name="line.11"></a>
<FONT color="green">012</FONT>     * Redistribution and use in source and binary forms, with or without modification,<a name="line.12"></a>
<FONT color="green">013</FONT>     * are permitted provided that the following conditions are met:<a name="line.13"></a>
<FONT color="green">014</FONT>     *<a name="line.14"></a>
<FONT color="green">015</FONT>     *     * Redistributions of source code must retain the above copyright notice,<a name="line.15"></a>
<FONT color="green">016</FONT>     *     this list of conditions and the following disclaimer.<a name="line.16"></a>
<FONT color="green">017</FONT>     *<a name="line.17"></a>
<FONT color="green">018</FONT>     *     * Redistributions in binary form must reproduce the above copyright notice,<a name="line.18"></a>
<FONT color="green">019</FONT>     *     this list of conditions and the following disclaimer in the documentation<a name="line.19"></a>
<FONT color="green">020</FONT>     *     and/or other materials provided with the distribution.<a name="line.20"></a>
<FONT color="green">021</FONT>     *<a name="line.21"></a>
<FONT color="green">022</FONT>     *     * Neither the name of the Barchart, Inc. nor the names of its contributors<a name="line.22"></a>
<FONT color="green">023</FONT>     *     may be used to endorse or promote products derived from this software<a name="line.23"></a>
<FONT color="green">024</FONT>     *     without specific prior written permission.<a name="line.24"></a>
<FONT color="green">025</FONT>     *<a name="line.25"></a>
<FONT color="green">026</FONT>     * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"<a name="line.26"></a>
<FONT color="green">027</FONT>     * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED<a name="line.27"></a>
<FONT color="green">028</FONT>     * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.<a name="line.28"></a>
<FONT color="green">029</FONT>     * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,<a name="line.29"></a>
<FONT color="green">030</FONT>     * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,<a name="line.30"></a>
<FONT color="green">031</FONT>     * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,<a name="line.31"></a>
<FONT color="green">032</FONT>     * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,<a name="line.32"></a>
<FONT color="green">033</FONT>     * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING<a name="line.33"></a>
<FONT color="green">034</FONT>     * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.<a name="line.34"></a>
<FONT color="green">035</FONT>     *<a name="line.35"></a>
<FONT color="green">036</FONT>     * Developers: Andrei Pozolotin;<a name="line.36"></a>
<FONT color="green">037</FONT>     *<a name="line.37"></a>
<FONT color="green">038</FONT>     * =================================================================================<a name="line.38"></a>
<FONT color="green">039</FONT>     */<a name="line.39"></a>
<FONT color="green">040</FONT>    package com.barchart.udt.nio;<a name="line.40"></a>
<FONT color="green">041</FONT>    <a name="line.41"></a>
<FONT color="green">042</FONT>    import java.io.IOException;<a name="line.42"></a>
<FONT color="green">043</FONT>    import java.net.ServerSocket;<a name="line.43"></a>
<FONT color="green">044</FONT>    import java.nio.channels.ServerSocketChannel;<a name="line.44"></a>
<FONT color="green">045</FONT>    import java.nio.channels.SocketChannel;<a name="line.45"></a>
<FONT color="green">046</FONT>    import java.nio.channels.spi.SelectorProvider;<a name="line.46"></a>
<FONT color="green">047</FONT>    <a name="line.47"></a>
<FONT color="green">048</FONT>    import com.barchart.udt.SocketUDT;<a name="line.48"></a>
<FONT color="green">049</FONT>    <a name="line.49"></a>
<FONT color="green">050</FONT>    /**<a name="line.50"></a>
<FONT color="green">051</FONT>     * you must use {@link SelectorProviderUDT#openServerSocketChannel()} to obtain<a name="line.51"></a>
<FONT color="green">052</FONT>     * instance of this class; do not use JDK<a name="line.52"></a>
<FONT color="green">053</FONT>     * {@link java.nio.channels.ServerSocketChannel#open()}; &lt;br&gt;<a name="line.53"></a>
<FONT color="green">054</FONT>     * <a name="line.54"></a>
<FONT color="green">055</FONT>     * example:<a name="line.55"></a>
<FONT color="green">056</FONT>     * <a name="line.56"></a>
<FONT color="green">057</FONT>     * [code]<a name="line.57"></a>
<FONT color="green">058</FONT>     * <a name="line.58"></a>
<FONT color="green">059</FONT>     * SelectorProvider provider = SelectorProviderUDT.DATAGRAM;<a name="line.59"></a>
<FONT color="green">060</FONT>     * <a name="line.60"></a>
<FONT color="green">061</FONT>     * ServerSocketChannel acceptorChannel = provider.openServerSocketChannel();<a name="line.61"></a>
<FONT color="green">062</FONT>     * <a name="line.62"></a>
<FONT color="green">063</FONT>     * ServerSocket acceptorSocket = acceptorChannel.socket();<a name="line.63"></a>
<FONT color="green">064</FONT>     * <a name="line.64"></a>
<FONT color="green">065</FONT>     * InetSocketAddress acceptorAddress= new InetSocketAddress("localhost", 12345);<a name="line.65"></a>
<FONT color="green">066</FONT>     * <a name="line.66"></a>
<FONT color="green">067</FONT>     * acceptorSocket.bind(acceptorAddress);<a name="line.67"></a>
<FONT color="green">068</FONT>     * <a name="line.68"></a>
<FONT color="green">069</FONT>     * assert acceptorSocket.isBound();<a name="line.69"></a>
<FONT color="green">070</FONT>     * <a name="line.70"></a>
<FONT color="green">071</FONT>     * SocketChannel connectorChannel = acceptorChannel.accept();<a name="line.71"></a>
<FONT color="green">072</FONT>     * <a name="line.72"></a>
<FONT color="green">073</FONT>     * assert connectorChannel.isConnected();<a name="line.73"></a>
<FONT color="green">074</FONT>     * <a name="line.74"></a>
<FONT color="green">075</FONT>     * [/code]<a name="line.75"></a>
<FONT color="green">076</FONT>     */<a name="line.76"></a>
<FONT color="green">077</FONT>    public class ChannelServerSocketUDT extends ServerSocketChannel implements<a name="line.77"></a>
<FONT color="green">078</FONT>                    ChannelUDT {<a name="line.78"></a>
<FONT color="green">079</FONT>    <a name="line.79"></a>
<FONT color="green">080</FONT>            final SocketUDT serverSocketUDT;<a name="line.80"></a>
<FONT color="green">081</FONT>    <a name="line.81"></a>
<FONT color="green">082</FONT>            ChannelServerSocketUDT(SelectorProvider provider, SocketUDT socketUDT) {<a name="line.82"></a>
<FONT color="green">083</FONT>                    super(provider);<a name="line.83"></a>
<FONT color="green">084</FONT>                    this.serverSocketUDT = socketUDT;<a name="line.84"></a>
<FONT color="green">085</FONT>            }<a name="line.85"></a>
<FONT color="green">086</FONT>    <a name="line.86"></a>
<FONT color="green">087</FONT>            @Override<a name="line.87"></a>
<FONT color="green">088</FONT>            protected void implCloseSelectableChannel() throws IOException {<a name="line.88"></a>
<FONT color="green">089</FONT>                    serverSocketUDT.close();<a name="line.89"></a>
<FONT color="green">090</FONT>            }<a name="line.90"></a>
<FONT color="green">091</FONT>    <a name="line.91"></a>
<FONT color="green">092</FONT>            @Override<a name="line.92"></a>
<FONT color="green">093</FONT>            protected void implConfigureBlocking(boolean block) throws IOException {<a name="line.93"></a>
<FONT color="green">094</FONT>                    serverSocketUDT.configureBlocking(block);<a name="line.94"></a>
<FONT color="green">095</FONT>            }<a name="line.95"></a>
<FONT color="green">096</FONT>    <a name="line.96"></a>
<FONT color="green">097</FONT>            @Override<a name="line.97"></a>
<FONT color="green">098</FONT>            public SocketChannel accept() throws IOException {<a name="line.98"></a>
<FONT color="green">099</FONT>                    try {<a name="line.99"></a>
<FONT color="green">100</FONT>                            begin();<a name="line.100"></a>
<FONT color="green">101</FONT>                            SocketUDT socketUDT = serverSocketUDT.accept();<a name="line.101"></a>
<FONT color="green">102</FONT>                            SelectorProvider provider = provider();<a name="line.102"></a>
<FONT color="green">103</FONT>                            return new ChannelSocketUDT(provider, socketUDT);<a name="line.103"></a>
<FONT color="green">104</FONT>                    } finally {<a name="line.104"></a>
<FONT color="green">105</FONT>                            end(true);<a name="line.105"></a>
<FONT color="green">106</FONT>                    }<a name="line.106"></a>
<FONT color="green">107</FONT>            }<a name="line.107"></a>
<FONT color="green">108</FONT>    <a name="line.108"></a>
<FONT color="green">109</FONT>            // guarded by 'this'<a name="line.109"></a>
<FONT color="green">110</FONT>            private ServerSocket serverSocketAdapter;<a name="line.110"></a>
<FONT color="green">111</FONT>    <a name="line.111"></a>
<FONT color="green">112</FONT>            @Override<a name="line.112"></a>
<FONT color="green">113</FONT>            public ServerSocket socket() {<a name="line.113"></a>
<FONT color="green">114</FONT>                    synchronized (this) {<a name="line.114"></a>
<FONT color="green">115</FONT>                            if (serverSocketAdapter == null) {<a name="line.115"></a>
<FONT color="green">116</FONT>                                    try {<a name="line.116"></a>
<FONT color="green">117</FONT>                                            serverSocketAdapter = new AdapterServerSocketUDT(this,<a name="line.117"></a>
<FONT color="green">118</FONT>                                                            serverSocketUDT);<a name="line.118"></a>
<FONT color="green">119</FONT>                                    } catch (IOException e) {<a name="line.119"></a>
<FONT color="green">120</FONT>                                            return null;<a name="line.120"></a>
<FONT color="green">121</FONT>                                    }<a name="line.121"></a>
<FONT color="green">122</FONT>                            }<a name="line.122"></a>
<FONT color="green">123</FONT>                            return serverSocketAdapter;<a name="line.123"></a>
<FONT color="green">124</FONT>                    }<a name="line.124"></a>
<FONT color="green">125</FONT>            }<a name="line.125"></a>
<FONT color="green">126</FONT>    <a name="line.126"></a>
<FONT color="green">127</FONT>            @Override<a name="line.127"></a>
<FONT color="green">128</FONT>            public SocketUDT getSocketUDT() {<a name="line.128"></a>
<FONT color="green">129</FONT>                    return serverSocketUDT;<a name="line.129"></a>
<FONT color="green">130</FONT>            }<a name="line.130"></a>
<FONT color="green">131</FONT>    <a name="line.131"></a>
<FONT color="green">132</FONT>            @Override<a name="line.132"></a>
<FONT color="green">133</FONT>            public KindUDT getChannelKind() {<a name="line.133"></a>
<FONT color="green">134</FONT>                    return KindUDT.ACCEPTOR;<a name="line.134"></a>
<FONT color="green">135</FONT>            }<a name="line.135"></a>
<FONT color="green">136</FONT>    <a name="line.136"></a>
<FONT color="green">137</FONT>            @Override<a name="line.137"></a>
<FONT color="green">138</FONT>            public boolean isOpenSocketUDT() {<a name="line.138"></a>
<FONT color="green">139</FONT>                    return serverSocketUDT.isOpen();<a name="line.139"></a>
<FONT color="green">140</FONT>            }<a name="line.140"></a>
<FONT color="green">141</FONT>    <a name="line.141"></a>
<FONT color="green">142</FONT>            //<a name="line.142"></a>
<FONT color="green">143</FONT>    <a name="line.143"></a>
<FONT color="green">144</FONT>            @Override<a name="line.144"></a>
<FONT color="green">145</FONT>            public String toString() {<a name="line.145"></a>
<FONT color="green">146</FONT>                    return serverSocketUDT.toString();<a name="line.146"></a>
<FONT color="green">147</FONT>            }<a name="line.147"></a>
<FONT color="green">148</FONT>    <a name="line.148"></a>
<FONT color="green">149</FONT>    }<a name="line.149"></a>




























































</PRE>
</BODY>
</HTML>
